As the drive shaft and sprocket rotate they drive the trolley that lifts and lowers the garage door.
Craftsman 1 2 hp garage door opener remote not working.
Even though these products are usually of high quality they need repair from time to time.
The plastic gear on the drive shaft is designed to fail if the garage door gets stuck in the travel tracks protecting the expensive drive motor from damage.
To find out what s wrong with your door opener use the craftsman garage door troubleshooting charts below.
Check if there is anything in the way of the garage door.
We just had a bad thunderstorm roll through our area and now my model 139 53663srt1 craftsman 1 2hp garage door opener will not open or clo.
Step 3 clear the memory and reprogram all of the remote controls if the garage door opens or closes on its own.
Craftsman garage door openers are trusted to do what you need them to do.
Check the garage door to ensure the manual lock is not engaged.
Even freshly installed batteries may be defective so always change the batteries before you try anything else.
Shop our garage door openers and find out where you can buy yours locally or online.